US8456236B2 - Multiple input variable gain amplifier - Google Patents
Multiple input variable gain amplifier Download PDFInfo
- Publication number
- US8456236B2 US8456236B2 US12/747,405 US74740509A US8456236B2 US 8456236 B2 US8456236 B2 US 8456236B2 US 74740509 A US74740509 A US 74740509A US 8456236 B2 US8456236 B2 US 8456236B2
- Authority
- US
- United States
- Prior art keywords
- voltage
- current
- vga
- converter circuits
- current converter
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G1/00—Details of arrangements for controlling amplification
- H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
- H03G1/0017—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal the device being at least one of the amplifying solid state elements of the amplifier
- H03G1/0023—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal the device being at least one of the amplifying solid state elements of the amplifier in emitter-coupled or cascode amplifiers
Abstract
Description
Claims (21)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/747,405 US8456236B2 (en) | 2008-05-19 | 2009-05-11 | Multiple input variable gain amplifier |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US5433108P | 2008-05-19 | 2008-05-19 | |
PCT/IB2009/005559 WO2009141696A1 (en) | 2008-05-19 | 2009-05-11 | Multiple input variable gain amplifier |
US12/747,405 US8456236B2 (en) | 2008-05-19 | 2009-05-11 | Multiple input variable gain amplifier |
Publications (2)
Publication Number | Publication Date |
---|---|
US20100277241A1 US20100277241A1 (en) | 2010-11-04 |
US8456236B2 true US8456236B2 (en) | 2013-06-04 |
Family
ID=41050462
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US12/747,405 Active 2029-07-21 US8456236B2 (en) | 2008-05-19 | 2009-05-11 | Multiple input variable gain amplifier |
Country Status (3)
Country | Link |
---|---|
US (1) | US8456236B2 (en) |
EP (1) | EP2212994B1 (en) |
WO (1) | WO2009141696A1 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI599165B (en) * | 2016-10-13 | 2017-09-11 | 智原科技股份有限公司 | Amplifier with adjustable gain |
US11121687B1 (en) | 2020-04-29 | 2021-09-14 | Stmicroelectronics International N.V. | Voltage gain amplifier architecture for automotive radar |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8444564B2 (en) | 2009-02-02 | 2013-05-21 | Jointvue, Llc | Noninvasive diagnostic system |
US10512451B2 (en) | 2010-08-02 | 2019-12-24 | Jointvue, Llc | Method and apparatus for three dimensional reconstruction of a joint using ultrasound |
CA2845044C (en) | 2011-08-12 | 2023-03-28 | Jointvue, Llc | 3-d ultrasound imaging device and methods |
CA2852233C (en) | 2011-10-14 | 2023-08-08 | Jointvue, Llc | Real-time 3-d ultrasound reconstruction of knee and its implications for patient specific implants and 3-d joint injections |
EP3552538B1 (en) * | 2013-03-15 | 2021-09-15 | JointVue, LLC | Motion tracking system with inertial-based sensing units |
Citations (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3916333A (en) | 1973-04-27 | 1975-10-28 | Borys Zuk | Differential amplifier |
GB2137039A (en) | 1983-03-23 | 1984-09-26 | Ates Componenti Elettron | Improvements in or relating to high precision voltage-to-current converters suitable for low supply voltages |
FR2687865A1 (en) | 1992-02-20 | 1993-08-27 | Sgs Thomson Microelectronics | Precision transconductor and variable-gain amplifier incorporating it |
FR2756436A1 (en) | 1996-11-27 | 1998-05-29 | Sgs Thomson Microelectronics | Transconductance amplifier for mobile radio telephone signal filtering |
US6278321B1 (en) | 1999-10-21 | 2001-08-21 | Infineon Technologies Corporation | Method and apparatus for an improved variable gain amplifier |
US6356152B1 (en) | 1999-07-14 | 2002-03-12 | Texas Instruments Incorporated | Amplifier with folded super-followers |
US6369658B1 (en) | 1999-05-24 | 2002-04-09 | Level One Communications, Inc. | Single-ended to differential transconductor |
US6566951B1 (en) * | 2001-10-25 | 2003-05-20 | Lsi Logic Corporation | Low voltage variable gain amplifier having constant common mode DC output |
US6583667B1 (en) | 2001-12-20 | 2003-06-24 | Institute Of Microelectronics | High frequency CMOS differential amplifiers with fully compensated linear-in-dB variable gain characteristic |
US20030122622A1 (en) | 2001-12-28 | 2003-07-03 | Ranjit Gharpurey | Low power variable gain amplifier |
US20040027200A1 (en) | 2002-08-12 | 2004-02-12 | Microtune (Texas), L.P. | Highly linear variable gain amplifier |
US20040174199A1 (en) | 2001-07-06 | 2004-09-09 | Martin Simon | Multiplier circuit |
US20040203553A1 (en) | 2002-01-28 | 2004-10-14 | Renesas Technology Corp. | Communication semiconductor integrated circuit device and wireless communication system |
EP1686686A1 (en) | 2003-11-19 | 2006-08-02 | Kabushiki Kaisha Toyota Jidoshokki | Am intermediate frequency variable gain amplifier circuit, variable gain amplifier circuit, and semiconductor integrated circuit thereof |
US7202738B1 (en) | 2005-02-08 | 2007-04-10 | Maxim Integrated Products, Inc. | Accurate voltage to current converters for rail-sensing current-feedback instrumentation amplifiers |
US20070096814A1 (en) | 2005-11-01 | 2007-05-03 | Mediatek Inc. | Differential amplifiers |
US7688144B2 (en) * | 2007-12-14 | 2010-03-30 | Industrial Technology Research Institute | Variable-gain wide-dynamic-range amplifier |
-
2009
- 2009-05-11 WO PCT/IB2009/005559 patent/WO2009141696A1/en active Application Filing
- 2009-05-11 US US12/747,405 patent/US8456236B2/en active Active
- 2009-05-11 EP EP09750153.0A patent/EP2212994B1/en active Active
Patent Citations (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3916333A (en) | 1973-04-27 | 1975-10-28 | Borys Zuk | Differential amplifier |
GB2137039A (en) | 1983-03-23 | 1984-09-26 | Ates Componenti Elettron | Improvements in or relating to high precision voltage-to-current converters suitable for low supply voltages |
FR2687865A1 (en) | 1992-02-20 | 1993-08-27 | Sgs Thomson Microelectronics | Precision transconductor and variable-gain amplifier incorporating it |
FR2756436A1 (en) | 1996-11-27 | 1998-05-29 | Sgs Thomson Microelectronics | Transconductance amplifier for mobile radio telephone signal filtering |
US6369658B1 (en) | 1999-05-24 | 2002-04-09 | Level One Communications, Inc. | Single-ended to differential transconductor |
US6356152B1 (en) | 1999-07-14 | 2002-03-12 | Texas Instruments Incorporated | Amplifier with folded super-followers |
US6278321B1 (en) | 1999-10-21 | 2001-08-21 | Infineon Technologies Corporation | Method and apparatus for an improved variable gain amplifier |
US20040174199A1 (en) | 2001-07-06 | 2004-09-09 | Martin Simon | Multiplier circuit |
US6566951B1 (en) * | 2001-10-25 | 2003-05-20 | Lsi Logic Corporation | Low voltage variable gain amplifier having constant common mode DC output |
US6583667B1 (en) | 2001-12-20 | 2003-06-24 | Institute Of Microelectronics | High frequency CMOS differential amplifiers with fully compensated linear-in-dB variable gain characteristic |
US20030122622A1 (en) | 2001-12-28 | 2003-07-03 | Ranjit Gharpurey | Low power variable gain amplifier |
US6734736B2 (en) | 2001-12-28 | 2004-05-11 | Texas Instruments Incorporated | Low power variable gain amplifier |
US20040203553A1 (en) | 2002-01-28 | 2004-10-14 | Renesas Technology Corp. | Communication semiconductor integrated circuit device and wireless communication system |
US20040027200A1 (en) | 2002-08-12 | 2004-02-12 | Microtune (Texas), L.P. | Highly linear variable gain amplifier |
EP1686686A1 (en) | 2003-11-19 | 2006-08-02 | Kabushiki Kaisha Toyota Jidoshokki | Am intermediate frequency variable gain amplifier circuit, variable gain amplifier circuit, and semiconductor integrated circuit thereof |
US7202738B1 (en) | 2005-02-08 | 2007-04-10 | Maxim Integrated Products, Inc. | Accurate voltage to current converters for rail-sensing current-feedback instrumentation amplifiers |
US20070096814A1 (en) | 2005-11-01 | 2007-05-03 | Mediatek Inc. | Differential amplifiers |
US7688144B2 (en) * | 2007-12-14 | 2010-03-30 | Industrial Technology Research Institute | Variable-gain wide-dynamic-range amplifier |
Non-Patent Citations (1)
Title |
---|
Sang-Sao Lee, et al.: "A BiCMOS Continuous-Time Filter for Video Signal Processing Applications" IEEE Journal of Solid-State Circuits, IEEE Service Center, Piscataway, NJ, US, vol. 33, No. 9; Sep. 1, 1998, XP011060805ISSN: 0018-9200; figures 11, 18. |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI599165B (en) * | 2016-10-13 | 2017-09-11 | 智原科技股份有限公司 | Amplifier with adjustable gain |
US9948244B1 (en) | 2016-10-13 | 2018-04-17 | Faraday Technology Corp. | Amplifier with adjustable gain |
US11121687B1 (en) | 2020-04-29 | 2021-09-14 | Stmicroelectronics International N.V. | Voltage gain amplifier architecture for automotive radar |
US11658624B2 (en) | 2020-04-29 | 2023-05-23 | Stmicroelectronics International N.V. | Voltage gain amplifier architecture for automotive radar |
Also Published As
Publication number | Publication date |
---|---|
EP2212994A1 (en) | 2010-08-04 |
EP2212994B1 (en) | 2015-10-28 |
WO2009141696A1 (en) | 2009-11-26 |
US20100277241A1 (en) | 2010-11-04 |
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Legal Events
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AS | Assignment |
Owner name: ARCTIC SILICON DEVICES AS, NORWAY Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:MOLDSVOR, OYSTEIN;ANDERSON, TERJE NORTVEDT;REEL/FRAME:024518/0019 Effective date: 20100610 |
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Owner name: ARCTIC SILICON DEVICES AS, NORWAY Free format text: THIS SUBMISSION IS TO CORRECT AN ERROR IN A COVER SHEET PREVIOUSLY RECORDED UNDER REEL AND FRAME 024518/0019 TO CORRECT A MISSPELLED ASSIGNOR NAME ON THE COVER SHEET FROM ANDERSON, TERJE NORTVEDT TO ANDERSEN, TERJE NORTVEDT;ASSIGNORS:MOLDSVOR, OYSTEIN;ANDERSEN, TERJE NORTVEDT;REEL/FRAME:026432/0015 Effective date: 20100610 |
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Owner name: HITTITE MICROWAVE NORWAY AS, NORWAY Free format text: CHANGE OF NAME;ASSIGNOR:ARCTIC SILICON DEVICES AS;REEL/FRAME:028923/0182 Effective date: 20110618 |
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Free format text: PAT HOLDER NO LONGER CLAIMS SMALL ENTITY STATUS, ENTITY STATUS SET TO UNDISCOUNTED (ORIGINAL EVENT CODE: STOL); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY |
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Owner name: HITTITE MICROWAVE LLC, MASSACHUSETTS Free format text: CHANGE OF NAME;ASSIGNOR:HITTITE MICROWAVE CORPORATION;REEL/FRAME:039482/0038 Effective date: 20140821 |
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